# Competences — slate mixer Source: ESCO v1.2.1 occupation-skill relations (http://data.europa.eu/esco/occupation/0477b9b0-8d2d-4eec-aaad-bac11092e98b). ## Essential - **control slate chutes** (skill/competence) - **feed the slate mixer** (skill/competence) - **keep records of work progress** (skill/competence) - **monitor gauge** (skill/competence) - **personal protective equipment** (knowledge) - **prepare chemical samples** (skill/competence) - **tend discharge conveyor** (skill/competence) - **use personal protection equipment** (skill/competence) ## Optional - asphalt mixes (knowledge) - clean mixer (skill/competence) - maintain equipment (skill/competence) - test raw minerals (skill/competence)